dermatographia

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dermatographia

[dur′mətōgraf′ē·ə]
Etymology: Gk, derma + graphein, to record
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Dermatographia

dermatographia

Skin writing. A state of skin hypersensitivity in which striking white or red-edged elevated wheals occur when the skin is firmly stroked. In this condition it is readily possible to write visibly on the skin with a blunt point, hence the name.

dermatographia

dermatographism.